MacElree Harvey, Ltd.

Initiative in Practice

West Chester, PA

Krzysztof M. Bozentka

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Krzysztof M. Bozentka

Associate – Business Department

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Krzysztof Bozentka is a corporate attorney whose practice spans the full lifecycle of a business, from entity formation to dissolution, with a particular focus on general corporate matters, commercial transactions, and intellectual property. He regularly assists emerging companies and established businesses with governance, contract drafting and negotiation, and reorganizations.

Krzysztof’s practice includes advising clients on mergers and acquisitions. He works with companies across industries to structure deals, identify risks early, and provide clear, practical guidance that keeps transactions moving efficiently.

In addition to his corporate and transactional work, Krzysztof maintains a robust intellectual property practice, primarily helping businesses protect and leverage brand assets through trademark registration, maintenance, and enforcement.

Before joining the firm, Krzysztof worked for a Fortune 500 company in Philadelphia in its global supply chain and procurement department. His time working inside a large corporation provided him with practical business insight into how companies operate, make decisions, and approach risk. Prior to his return to the firm, Krzysztof practiced at an Am Law 200 firm in Philadelphia, focusing on commercial agreements within the manufacturing, supply chain and logistics sectors, where he strengthened his contract drafting and negotiation. This combination of in‑house and big‑firm experience gives Krzysztof a distinctive perspective which is grounded, business‑oriented, and attentive to what truly matters to clients.

Community Involvement

  • Greater West Chester Chamber of Commerce NextGen – Member
  • Leadership Chester County – Graduate 2025

PRACTICE AREAS

OFFICES

ADMISSIONS

  • Pennsylvania
  • New Jersey

EDUCATION

  • Washington and Lee School of Law

ARTICLES/IN THE NEWS

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Patrick L. Ware

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Patrick L. Ware

Associate – Land Use and Litigation

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Patrick Ware is an attorney in the firm’s Land Use and Litigation departments. As a litigator, Patrick has a wide array of experience handling property disputes, breach of contract claims, and trust and estates litigation matters. Patrick has experience litigating in the Delaware Court of Chancery, the Delaware Superior Court, and the Court of Common Pleas, successfully representing both individual and corporate clients.

As a zoning and land use attorney, Patrick assists clients to navigate a range of complex land use and zoning matters. Prior to joining MacElree Harvey, Patrick worked at a prominent national litigation firm where he specialized in land use, commercial litigation, and government affairs in Delaware.

Patrick is a longtime West Chester resident with deep ties to the local community. In his spare time, he enjoys walking his dog around the borough, playing golf, and watching Jeopardy with his wife Kaitlin. Before practicing law, Patrick enjoyed a successful career as a touring musician, performing with his band throughout the United States and around the world.

Memberships

  • Delaware State Bar Association
  • Pennsylvania Bar Association

PRACTICE AREAS

OFFICES

ADMISSIONS

  • Delaware
  • Pennsylvania

EDUCATION

  • Villanova University School of Law, J.D.
  • West Chester University, B.A. Political Science

ARTICLES/IN THE NEWS

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Pilar Diaz

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Pilar Diaz

Associate – Family Law

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Pilar is an associate attorney focusing her practice on family law matters, including divorce, custody, support, and related agreements. She represents clients through all stages of family law proceedings, from initial consultation through litigation, and regularly appears before hearing officers and judges in conferences, hearings, and trials.

Pilar brings experience from both boutique and large family law firms across Pennsylvania and New Jersey, where she independently managed complex caseloads and served as first chair in court. Her practice includes drafting pre- and post-nuptial agreements, marital and property settlement agreements, pleadings, and legal briefs, while counseling clients on the applicable law and setting realistic expectations during emotionally charged matters.

Earlier in her career, Pilar served as a staff attorney with a civil legal aid nonprofit, advocating for older adults in cases involving housing, protection from abuse, and property disputes. This background informs her thoughtful, client-centered approach and commitment to practical, compassionate advocacy.

Memberships and Associations

  • Montgomery Bar Association
  • Chester County Bar Association

PRACTICE AREAS

OFFICES

ADMISSIONS

  • Pennsylvania

EDUCATION

  • Duquesne University, School of Law
  • Millersville University of Pennsylvania

LANGUAGES

  • English
  • Spanish

ARTICLES

AWARDS

Nicholas S. Eisel

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Nicholas S. Eisel

Associate – Business

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Nicholas S. Eisel is an attorney in MacElree Harvey’s Business Law Department, where he assists clients with a wide range of corporate and transactional matters.

A Chester County native, Nicholas grew up in Kennett Square and has returned to the area to begin his legal career. He earned his Bachelor of Arts in Economics from Indiana University in Bloomington, Indiana, and his Juris Doctor from Drexel University’s Thomas R. Kline School of Law in Philadelphia, graduating in May 2024.

During law school, Nicholas gained valuable experience in both the public and private sectors. He completed a summer internship with The Marmon Group in Chicago, Illinois, and later an externship with Spadea Lignana, a transactional franchise law firm in Philadelphia. After graduating, he served as a judicial law clerk in Camden County, New Jersey, where he worked primarily on criminal matters before returning to his interest in transactional and business law.

Community Involvement

  • Pro bono work with HIAS Pennsylvania, an immigration law nonprofit serving the greater Philadelphia community.

Memberships

  • Pennsylvania Bar Association

PRACTICE AREAS

OFFICES

ADMISSIONS

  • Pennsylvania

EDUCATION

  • J.D., Drexel University Thomas R. Kline School of Law, 2024
  • B.A., Economics, Indiana University, 2021

Katherine A. Isard

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Katherine A. Isard

Partner – Litigation

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Katherine A. Isard has extensive experience in complex commercial litigation, employment disputes, commercial real estate matters, and construction litigation. In her 12 year solo practice, she successfully represented clients in arbitration, state and federal courts, and transactional matters. Katherine’s expertise extends beyond litigation to corporate advisory services, where she assists clients in drafting and negotiating software as a service agreements, master service agreements, and non-disclosure agreements, particularly for technology and private equity clients.

Prior to establishing her own practice, Katherine was a litigation associate at Klehr, Harrison, Harvey, Branzburg LLP, where she worked on high-stakes commercial disputes, breach of contract actions, employment litigation, and shareholder derivative suits. She also gained valuable experience in white-collar defense and internal investigations at Willkie Farr & Gallagher LLP, focusing on Foreign Corrupt Practices Act (FCPA) compliance and large-scale document reviews.

Katherine is known for her strategic legal approach, meticulous attention to detail, and ability to manage every aspect of her cases—from client communication to litigation strategy, negotiations, discovery, and trial advocacy.

Clients appreciate Katherine’s deep legal knowledge, practical solutions, and dedication to achieving favorable outcomes. With almost two decades of experience, she remains a trusted legal advisor committed to delivering high-quality representation tailored to her clients’ needs.

Notable Representations

  • Served as second chair in multi-million-dollar litigation in Texas state court, securing a favorable settlement after partial summary judgment.
  • Served as second chair in a Pennsylvania state court case, achieving a successful verdict after a three-day bench trial.
  • Represented home builder in construction defect claims.
  • Managed internal investigations related to potential Foreign Corrupt Practices Act (FCPA) violations.
  • Negotiated and drafted key agreements, including Non-Disclosure, Software as a Service (SaaS) contracts and Master Service agreements.

PRACTICE AREAS

OFFICES

ADMISSIONS

  • Pennsylvania

EDUCATION

  • University of Pennsylvania Law School (J.D., 2005)
    • Associate Editor, Journal of Constitutional Law
  • ACLU of Pennsylvania, Pro Bono Research
  • Foundation for Individual Rights in Education, Pro Bono Law Clerk

ARTICLES

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IN THE NEWS

Natalie R. Young

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Natalie R. Young

Partner – Land Use

Land Use Department

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Natalie R. Young is a highly skilled and experienced attorney with a focus on construction defect litigation, real estate, and land use matters. With a proven track record of managing complex litigation, she has successfully managed the defense of an $80 million construction defect claim and negotiated substantial settlements for homeowner clients. Natalie has second-chaired several construction defect arbitrations and has argued cases before various courts, including the Eastern District of Pennsylvania, New Jersey Superior Court, and multiple Zoning Hearing Boards.

Before joining MacElree Harvey, Natalie was an associate at a boutique real estate firm, where she handled over twenty litigation and land use cases, providing strategic counsel on construction, real estate, and zoning disputes. She also supervised junior associates and staff, ensuring high-quality service and client representation.

In addition to her professional accomplishments, Natalie serves as Vice President on the Council for the Borough of Chester Heights, Pennsylvania, and previously served on zoning boards for Chester Heights and the Borough of Morton. Licensed in Pennsylvania and New Jersey, she is an active member of the legal community, with admissions to various courts, including the U.S. Supreme Court. Outside of work, Natalie enjoys vacationing in Ocean City, New Jersey, and is an avid fan of baseball, soccer, and hockey.

Notable Representations

  • Lead attorney on over twenty litigation and land use matters, managing day-to-day activities of multiple other litigation cases.
  • Managed the defense of a large-scale construction defect litigation claim against a general contractor, with damages exceeding $80 million.
  • Negotiated two pre-litigation settlements for homeowner clients, each exceeding $120,000.
  • Second-chaired multiple construction defect litigations before private arbitration panels.
  • Represented clients in hearings and arguments before multiple Courts of Common Pleas, including Chester, Montgomery, Delaware, Monroe, and Philadelphia Counties, as well as the Municipal Court of Philadelphia and the Superior Courts of New Jersey.
  • Handled zoning, land use, and real estate litigation matters for commercial developers, contractors, and subcontractors.
  • Represented clients in a variety of disputes, including breach of contract, consumer fraud, mechanics’ liens, partnership disputes, and zoning matters.
  • Prepared and argued applications before zoning boards and planning commissions across Pennsylvania and New Jersey.
  • Served as second-chair in multiple construction defect arbitrations, including witness questioning.

Memberships

  • Member of the Bar Associations for Philadelphia County and Delaware County
  • Former Member of the Executive Committee for Real Property Section of the Philadelphia Bar Association

PRACTICE AREAS

OFFICES

ADMISSIONS

  • Pennsylvania
  • New Jersey
  • Eastern and Middle Districts of Pennsylvania
  • District of New Jersey
  • United States Supreme Court
  • Temple American Inn of Court

EDUCATION

  • Widener University School of Law, J.D.
  • Saint Joseph’s University, B.B.A., Business Management

ARTICLES

IN THE NEWS

LEGAL SERVICES

ABOUT US

NEWS & INSIGHTS

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Centreville, DE

5721 Kennett Pike
Wilmington, DE 19807
302-654-4454
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Hockessin, DE

724 Yorklyn Rd #100
Hockessin, DE 19707
302-239-3700
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Kennett Square, PA

209 East State Street Road
Kennett Square, PA 19348
610-444-3180
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West Chester, PA

17 West Miner Street
West Chester, PA 19382
610-436-0100
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